Regulation of the lac operon. Recent studies on the regulation of lactose metabolism in Escherichia coli support the operon model.
D004794:Enzyme Repression; D004926:Escherichia coli / Q000378:metabolism*; D007785:Lactose / Q000378:metabolism*; D008962:Models, Theoretical; D008967:Molecular Biology; D009154:Mutation; D012333:RNA, Messenger / Q000378:metabolism*
D012333:RNA, Messenger; D007785:Lactose